A recent study suggests that global warming can reach dangerous levels for persons over 60 years of age. Specifically, older people are at risk in roughly a third of the planet’s landmass. READ: ...

Flooding, famine, plagues. Historical documents from diaries to parish registers detail the dramatic impacts of the Little ...

Climate scientists present a realistic supercomputer simulation that resolves the complex interactions between fire, vegetation, smoke and the atmosphere. The authors find that increasing greenhouse ...

Global warming is producing a rapid loss of plant species -- according to estimates, roughly 600 plant species have died out since 1750 -- twice the number of animal species lost. But which species ...

The planet has been shattering heat records for the past two years. That was expected to ease in January—and the fact that it didn't has climate researchers worried.